You searched for: “courteous
courteous, polite
courteous (KUR tee uhs) (adjective)
A reference to havingĀ and usingDemonstrating respect by good manners and behavior: It is courteous to stand when the justice enters the court room.
polite (puh LIGHT) (adjective)
A reference to havingĀ and using proper social skills and manners: Mary's polite manners have a certain polish, reflecting the education and experiences she acquired when she was attending a university.

Byron's mother taught him to always be polite to her friends; and as a result, they often told her how courteous and charming he was.